Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual tesoureiro tem um Presidente de Sebastian Ihler?
 ###Tabelas: CREATE TABLE members_of_the_board (members_of_the_board_id AUTO_INCREMENT PRIMARY KEY, Year VARCHAR, President VARCHAR, Vice President VARCHAR, Gen.-Secretary VARCHAR, Treasurer VARCHAR) CREATE TABLE most_watched_programmes (most_watched_programmes_id AUTO_INCREMENT PRIMARY KEY, Rank INT, Show VARCHAR, Episode VARCHAR, Number of Viewers INT, Date VARCHAR) CREATE TABLE attacks_against_israeli_diplomatic_missions (attacks_against_israeli_diplomatic_missions_id AUTO_INCREMENT PRIMARY KEY, Israeli deaths INT, Other deaths VARCHAR, Total deaths VARCHAR, Israeli and/or foreigner wounded VARCHAR, Total casualties VARCHAR) CREATE TABLE driver_standings (driver_standings_id AUTO_INCREMENT PRIMARY KEY, Position INT, Driver VARCHAR, Points INT, Starts INT, Wins INT, Top 5s INT, Top 10s INT, Winnings ($) INT) CREATE TABLE girls'_basketball_players_and_coaches_of_the_year (girls'_basketball_players_and_coaches_of_the_year_id AUTO_INCREMENT PRIMARY KEY, Year VARCHAR, Player VARCHAR, School VARCHAR, Hometown VARCHAR, College VARCHAR)  
SELECT Treasurer FROM members_of_the_board WHERE President = sebastian ihler